肺结核与肺癌是临床上经常遇到的问题,二者可以并存,临床表现及 X 线征象亦常常相似,容易造成漏诊或误诊。因此对肺结核和肺癌的病因学、演变规律、诊断和鉴别诊断等问题,有必要作深入的探讨,这对理论和实践方 Tuberculosis and lung cancer are often encountered in clinical problems, the two can coexist, clinical manifestations and X-ray signs are often similar, likely to cause missed or misdiagnosed. Therefore, the etiology, evolution law, diagnosis and differential diagnosis of tuberculosis and lung cancer, it is necessary to make in-depth discussion, which theory and practice